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response.go (1323:6dfc9895e25e) | response.go (1713:f5ba5973a0a3) |
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1/* 2 * Copyright (C) Max Romanov 3 * Copyright (C) NGINX, Inc. 4 */ 5 6package unit 7 8/* 9#include "nxt_cgo_lib.h" 10*/ 11import "C" 12 13import ( 14 "net/http" 15) 16 17type response struct { 18 header http.Header | 1/* 2 * Copyright (C) Max Romanov 3 * Copyright (C) NGINX, Inc. 4 */ 5 6package unit 7 8/* 9#include "nxt_cgo_lib.h" 10*/ 11import "C" 12 13import ( 14 "net/http" 15) 16 17type response struct { 18 header http.Header |
19 headerSent bool 20 req *http.Request 21 c_req C.uintptr_t | 19 header_sent bool 20 c_req *C.nxt_unit_request_info_t |
22 ch chan int 23} 24 | 21 ch chan int 22} 23 |
25func new_response(c_req C.uintptr_t, req *http.Request) *response { 26 resp := &response{ 27 header: http.Header{}, 28 req: req, 29 c_req: c_req, 30 } 31 32 return resp 33} 34 | |
35func (r *response) Header() http.Header { 36 return r.header 37} 38 39func (r *response) Write(p []byte) (n int, err error) { | 24func (r *response) Header() http.Header { 25 return r.header 26} 27 28func (r *response) Write(p []byte) (n int, err error) { |
40 if !r.headerSent { | 29 if !r.header_sent { |
41 r.WriteHeader(http.StatusOK) 42 } 43 44 l := len(p) 45 written := int(0) 46 br := buf_ref(p) 47 48 for written < l { --- 10 unchanged lines hidden (view full) --- 59 wait_shm_ack(r.ch) 60 } 61 } 62 63 return written, nil 64} 65 66func (r *response) WriteHeader(code int) { | 30 r.WriteHeader(http.StatusOK) 31 } 32 33 l := len(p) 34 written := int(0) 35 br := buf_ref(p) 36 37 for written < l { --- 10 unchanged lines hidden (view full) --- 48 wait_shm_ack(r.ch) 49 } 50 } 51 52 return written, nil 53} 54 55func (r *response) WriteHeader(code int) { |
67 if r.headerSent { 68 // Note: explicitly using Stderr, as Stdout is our HTTP output. | 56 if r.header_sent { |
69 nxt_go_warn("multiple response.WriteHeader calls") 70 return 71 } | 57 nxt_go_warn("multiple response.WriteHeader calls") 58 return 59 } |
72 r.headerSent = true | 60 r.header_sent = true |
73 74 // Set a default Content-Type 75 if _, hasType := r.header["Content-Type"]; !hasType { 76 r.header.Add("Content-Type", "text/html; charset=utf-8") 77 } 78 79 fields := 0 80 fields_size := 0 81 82 for k, vv := range r.header { 83 for _, v := range vv { 84 fields++ 85 fields_size += len(k) + len(v) 86 } 87 } 88 | 61 62 // Set a default Content-Type 63 if _, hasType := r.header["Content-Type"]; !hasType { 64 r.header.Add("Content-Type", "text/html; charset=utf-8") 65 } 66 67 fields := 0 68 fields_size := 0 69 70 for k, vv := range r.header { 71 for _, v := range vv { 72 fields++ 73 fields_size += len(k) + len(v) 74 } 75 } 76 |
89 C.nxt_cgo_response_create(r.c_req, C.int(code), C.int(fields), | 77 C.nxt_unit_response_init(r.c_req, C.uint16_t(code), C.uint32_t(fields), |
90 C.uint32_t(fields_size)) 91 92 for k, vv := range r.header { 93 for _, v := range vv { | 78 C.uint32_t(fields_size)) 79 80 for k, vv := range r.header { 81 for _, v := range vv { |
94 C.nxt_cgo_response_add_field(r.c_req, str_ref(k), C.uint8_t(len(k)), | 82 C.nxt_unit_response_add_field(r.c_req, str_ref(k), C.uint8_t(len(k)), |
95 str_ref(v), C.uint32_t(len(v))) 96 } 97 } 98 | 83 str_ref(v), C.uint32_t(len(v))) 84 } 85 } 86 |
99 C.nxt_cgo_response_send(r.c_req) | 87 C.nxt_unit_response_send(r.c_req) |
100} 101 102func (r *response) Flush() { | 88} 89 90func (r *response) Flush() { |
103 if !r.headerSent { | 91 if !r.header_sent { |
104 r.WriteHeader(http.StatusOK) 105 } 106} 107 108var observer_registry_ observable 109 110func wait_shm_ack(c chan int) { 111 observer_registry_.attach(c) 112 113 _ = <-c 114} 115 116//export nxt_go_shm_ack_handler | 92 r.WriteHeader(http.StatusOK) 93 } 94} 95 96var observer_registry_ observable 97 98func wait_shm_ack(c chan int) { 99 observer_registry_.attach(c) 100 101 _ = <-c 102} 103 104//export nxt_go_shm_ack_handler |
117func nxt_go_shm_ack_handler() { | 105func nxt_go_shm_ack_handler(ctx *C.nxt_unit_ctx_t) { |
118 observer_registry_.notify(1) 119} | 106 observer_registry_.notify(1) 107} |